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authorKarsten Wiese <annabellesgarden@yahoo.de>2006-12-13 00:34:08 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-13 09:05:48 -0800
commit3b354c557c7a6fcac099b3a20b308853fe596183 (patch)
tree4489c66167db27bed76aae32b5e815666f0050b5
parentbfc10001b11e51b59ac901d17c5f05361bd2351d (diff)
[PATCH] kconfig: add "void conf_set_changed_callback(void (*fn)(void))", use it in qconf.cc
Added function sets "void (*conf_changed_callback)(void)". Call it, if .config's changed state changes. Use above in qconf.cc to set gui's save-widget's sensitvity. Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Roman Zippel <zippel@linux-m68k.org> Acked-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--scripts/kconfig/confdata.c12
-rw-r--r--scripts/kconfig/lkc_proto.h1
-rw-r--r--scripts/kconfig/qconf.cc13
-rw-r--r--scripts/kconfig/qconf.h3
4 files changed, 27 insertions, 2 deletions
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 4bbbb5b09c8d..664fe29dacef 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -767,18 +767,28 @@ int conf_write_autoconf(void)
}
static int sym_change_count;
+static void (*conf_changed_callback)(void);
void sym_set_change_count(int count)
{
+ int _sym_change_count = sym_change_count;
sym_change_count = count;
+ if (conf_changed_callback &&
+ (bool)_sym_change_count != (bool)count)
+ conf_changed_callback();
}
void sym_add_change_count(int count)
{
- sym_change_count += count;
+ sym_set_change_count(count + sym_change_count);
}
bool conf_get_changed(void)
{
return sym_change_count;
}
+
+void conf_set_changed_callback(void (*fn)(void))
+{
+ conf_changed_callback = fn;
+}
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 84bb139789a0..15030770d1ad 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -6,6 +6,7 @@ P(conf_read_simple,int,(const char *name, int));
P(conf_write,int,(const char *name));
P(conf_write_autoconf,int,(void));
P(conf_get_changed,bool,(void));
+P(conf_set_changed_callback, void,(void (*fn)(void)));
/* menu.c */
P(rootmenu,struct menu,);
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index 8d60d99bd9f1..0b2fcc417f59 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -38,6 +38,8 @@
static QApplication *configApp;
static ConfigSettings *configSettings;
+QAction *ConfigMainWindow::saveAction;
+
static inline QString qgettext(const char* str)
{
return QString::fromLocal8Bit(gettext(str));
@@ -1306,8 +1308,11 @@ ConfigMainWindow::ConfigMainWindow(void)
connect(quitAction, SIGNAL(activated()), SLOT(close()));
QAction *loadAction = new QAction("Load", QPixmap(xpm_load), "&Load", CTRL+Key_L, this);
connect(loadAction, SIGNAL(activated()), SLOT(loadConfig()));
- QAction *saveAction = new QAction("Save", QPixmap(xpm_save), "&Save", CTRL+Key_S, this);
+ saveAction = new QAction("Save", QPixmap(xpm_save), "&Save", CTRL+Key_S, this);
connect(saveAction, SIGNAL(activated()), SLOT(saveConfig()));
+ conf_set_changed_callback(conf_changed);
+ // Set saveAction's initial state
+ conf_changed();
QAction *saveAsAction = new QAction("Save As...", "Save &As...", 0, this);
connect(saveAsAction, SIGNAL(activated()), SLOT(saveConfigAs()));
QAction *searchAction = new QAction("Search", "&Search", CTRL+Key_F, this);
@@ -1658,6 +1663,12 @@ void ConfigMainWindow::saveSettings(void)
configSettings->writeSizes("/split2", split2->sizes());
}
+void ConfigMainWindow::conf_changed(void)
+{
+ if (saveAction)
+ saveAction->setEnabled(conf_get_changed());
+}
+
void fixup_rootmenu(struct menu *menu)
{
struct menu *child;
diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h
index 6a9e3b14c227..6fc1c5f14425 100644
--- a/scripts/kconfig/qconf.h
+++ b/scripts/kconfig/qconf.h
@@ -297,6 +297,9 @@ protected:
class ConfigMainWindow : public QMainWindow {
Q_OBJECT
+
+ static QAction *saveAction;
+ static void conf_changed(void);
public:
ConfigMainWindow(void);
public slots: